CA2052019A1 - Variable-tooth saw blades - Google Patents

Variable-tooth saw blades

Info

Publication number
CA2052019A1
CA2052019A1 CA002052019A CA2052019A CA2052019A1 CA 2052019 A1 CA2052019 A1 CA 2052019A1 CA 002052019 A CA002052019 A CA 002052019A CA 2052019 A CA2052019 A CA 2052019A CA 2052019 A1 CA2052019 A1 CA 2052019A1
Authority
CA
Canada
Prior art keywords
variable
saw blades
tooth saw
tooth
blade
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA002052019A
Other languages
French (fr)
Other versions
CA2052019C (en
Inventor
Hiram Brocklehurst
Michael James Mulroy
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Black and Decker Inc
Original Assignee
Hiram Brocklehurst
Michael James Mulroy
Black & Decker Inc.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hiram Brocklehurst, Michael James Mulroy, Black & Decker Inc. filed Critical Hiram Brocklehurst
Publication of CA2052019A1 publication Critical patent/CA2052019A1/en
Application granted granted Critical
Publication of CA2052019C publication Critical patent/CA2052019C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D61/00—Tools for sawing machines or sawing devices; Clamping devices for these tools
    • B23D61/02—Circular saw blades
    • B23D61/021—Types of set; Variable teeth, e.g. variable in height or gullet depth; Varying pitch; Details of gullet

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sawing (AREA)
  • Scissors And Nippers (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Harvester Elements (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Toilet Supplies (AREA)
  • Road Repair (AREA)

Abstract

A variable-tooth circular saw blade with cutting teeth in a plurality of circumferential groups has the successive teeth in each group first reducing and then increasing in pitch. This gives the blade an improved combination of cut, reduction of noise and vibration, together with higher speed.
CA002052019A 1990-09-28 1991-09-23 Variable-tooth saw blades Expired - Fee Related CA2052019C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9021131.9 1990-09-28
GB909021131A GB9021131D0 (en) 1990-09-28 1990-09-28 Variable-tooth saw blades

Publications (2)

Publication Number Publication Date
CA2052019A1 true CA2052019A1 (en) 1992-03-29
CA2052019C CA2052019C (en) 2003-09-16

Family

ID=10682902

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002052019A Expired - Fee Related CA2052019C (en) 1990-09-28 1991-09-23 Variable-tooth saw blades

Country Status (6)

Country Link
EP (1) EP0478237B1 (en)
AT (1) ATE104887T1 (en)
CA (1) CA2052019C (en)
DE (1) DE69101820T2 (en)
GB (1) GB9021131D0 (en)
NZ (1) NZ239919A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7225715B2 (en) * 2002-03-19 2007-06-05 Black & Decker Inc. Variable tooth saw blade
DE502005000734D1 (en) 2005-03-08 2007-06-28 Ledermann Gmbh & Co Kg circular saw blade
FR2886194B1 (en) * 2005-05-24 2014-02-21 Perigord Affutage SAW BLADE
FI123330B (en) * 2010-09-21 2013-02-28 Ttt Technology Oy Ab Circular saw blade, blade element and blade unit
DE102015004182B4 (en) * 2015-04-02 2016-12-08 Leitz Gmbh & Co. Kg Circular saw blade with group toothing
SE541977C2 (en) * 2018-01-29 2020-01-14 Husqvarna Ab Differential pitch clearing saw blade and clearing saw

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO45267A (en) *
US2568870A (en) * 1945-10-31 1951-09-25 Lerned F Ronan Saw
SE411722B (en) * 1978-01-12 1980-02-04 Sandvik Ab MADE TOOLS
US4179967A (en) * 1978-08-28 1979-12-25 Stanadyne, Inc. Variable tooth saw blade
US5038653A (en) * 1988-02-02 1991-08-13 The Disston Company Circular saw blade

Also Published As

Publication number Publication date
CA2052019C (en) 2003-09-16
EP0478237A1 (en) 1992-04-01
ATE104887T1 (en) 1994-05-15
NZ239919A (en) 1993-04-28
GB9021131D0 (en) 1990-11-14
DE69101820T2 (en) 1994-08-11
DE69101820D1 (en) 1994-06-01
EP0478237B1 (en) 1994-04-27

Similar Documents

Publication Publication Date Title
SE8801760L (en) CIRKELSAAGKLINGA
DE69514301T2 (en) General purpose saw blade
CA2084013A1 (en) Saw Tooth for Circular Saw
CA2004703A1 (en) Saw blade
CA2153124A1 (en) Saw Blades with Convex Ground Saw Tooth Flanks
ATE268241T1 (en) SAW BLADE WITH SAW TOOTH CONFIGURATION AND METHOD FOR PRODUCING SAME
EP0776260A4 (en) Saw blade tooth form and method therefor
CA2320904A1 (en) Improved tooth form for a saw blade
CA2132195A1 (en) Mounting arbor for saw cutting blades
IT1173028B (en) SAW BLADE FOR THE PROCESSING OF WOOD AND OTHER MATERIALS
CA2213160A1 (en) Combination saw blade apparatus
CA2052019A1 (en) Variable-tooth saw blades
DE68918913D1 (en) Saws and saw teeth and saw blades.
MD980144A (en) Process to prevent or reduce magnetization of two adjacently located saw blades rotating in opposed directions, and device for realization thereof
ATE65441T1 (en) CIRCULAR SAW BLADE WITH NOISE REDUCING RIVETS.
CA2054938A1 (en) Apparatus and Method for Cutting or Slotting Rigid Material, in Particular Wood
Bobeczko et al. Noise reduction achieved with slotted blades
EP0231110A3 (en) Saw blades
ES2113117T3 (en) TAPE SAW BLADE FOR LOGS.
AU4563497A (en) Pipe cutting machine and circular saw blade with chamfering teeth
TH24777A (en) Saw blade
SE9202953L (en) Metal saw blade teeth
TW269654B (en) Saw blade tooth form and method therefor
RU94023577A (en) CIRCULAR SAW
SE8800750D0 (en) DEVICE FOR CIRCLE CUTTERS

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed